package com.atguigu.gulimall.product.exception;

import com.atguigu.common.exception.BizCodeEnum;
import com.atguigu.common.utils.R;
import lombok.extern.slf4j.Slf4j;
import org.springframework.validation.BindingResult;
import org.springframework.web.bind.MethodArgumentNotValidException;
import org.springframework.web.bind.annotation.ExceptionHandler;
import org.springframework.web.bind.annotation.RestControllerAdvice;

import java.util.HashMap;

@Slf4j
@RestControllerAdvice(basePackages = "com.atguigu.gulimall.product.controller")
public class GulimallExceptionControllerAdvice {
    @ExceptionHandler(value = MethodArgumentNotValidException.class)
    public R handVaildException(MethodArgumentNotValidException e){
        log.error("数据校验出现问题{},异常类型:{}",e.getMessage(),e.getClass());
        BindingResult bindingResult = e.getBindingResult();
        HashMap<String, String> errorMap = new HashMap<>();
           bindingResult.getFieldErrors().forEach(item->{
               errorMap.put(item.getField(),item.getDefaultMessage());
           });
        return R.error(BizCodeEnum.VAILD_EXCEPTION.getCode(),BizCodeEnum.VAILD_EXCEPTION.getMsg()).put("data",errorMap);
    }
    @ExceptionHandler(value = Throwable.class)
    public R handException(Throwable e){
        log.error("系统出现问题{},异常类型:{}",e.getMessage(),e.getClass());
        return R.error(BizCodeEnum.UNKONW_EXCEPTION.getCode(), BizCodeEnum.UNKONW_EXCEPTION.getMsg());
    }
}
